Sean Fletcher, Margherita Taylor and Steve Brown are in Northern Ireland. John Craven launches the Countryfile Photographic Competition with Cerys Matthews.

Matt and Margherita are in north Wales where Matt discovers how miniature technology could tell us more about the habits of one of our best-loved insects.

Matt Baker visits the beautiful Hardcastle Crags near Hebden Bridge, and John Craven launches this year's photographic competition.

Matt Baker explores the stretch of the Grand Union Canal that runs close to his home in the Chilterns. He meets those who live and work on the water and gets to grips with an engineering marvel that keeps the system flowing. Tom Heap investigates how farmers are adjusting to climate change, and with the help of Cerys Matthews and Simon King, John Craven launches this year’s Countryfile photo competition.

Anita Rani goes back to her Yorkshire roots, exploring the lesser-known River Burn in the glorious Swinton Park estate. She discovers why we’ve fallen in love with fishing since lockdown and how the humble willow is the perfect weapon against river bank erosion.

Meanwhile, there are competitions all round as Adam Henson meets this year’s One Man and His Dog competitors from Northern Ireland and Wales with their amazing sheepdogs, and John Craven joins Cerys Matthews and Simon King for the photographic competition as they all battle to get their favourites from the thousands of entries into the final twelve for the Childen in Need 2021 Countryfile.